Home / 5,114.16-7,056.36-3,018.60

Finding the Fourth Proportional to 5,114.16, 7,056.36 and 3,018.60

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Solution

The fourth proportional to 5,114.16, 7,056.36 and 3,018.60 is: 4,164.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,114.16 : 7,056.36 = 3,018.60 : x
  2. Step 2: Convert to fraction form
    5,114.16/7,056.36 = 3,018.60/x
  3. Step 3: Cross multiply
    5,114.16x = 7,056.36 × 3,018.60
  4. Step 4: Simplify right side
    5,114.16x = 21,300,328.30
  5. Step 5: Solve for x
    x = 21,300,328.30/5,114.16
  6. Step 6: Final answer
    x = 4,164.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.